/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.shardingsphere.scaling.core.config;

import com.google.gson.Gson;
import com.google.gson.JsonObject;
import lombok.Getter;
import lombok.Setter;

/**
 * Rule configuration.
 */
@Setter
@Getter
public final class RuleConfiguration {
    
    private DataSourceConf source;
    
    private DataSourceConf target;
    
    @Setter
    @Getter
    public static class DataSourceConf {
        
        private String type;
        
        private JsonObject parameter;
    
        /**
         * Get typed data source configuration.
         *
         * @return scaling data source configuration
         */
        public ScalingDataSourceConfiguration toTypedDataSourceConfiguration() {
            if ("jdbc".equalsIgnoreCase(type)) {
                return new Gson().fromJson(parameter, JDBCScalingDataSourceConfiguration.class);
            }
            if ("shardingSphereJdbc".equalsIgnoreCase(type)) {
                return new Gson().fromJson(parameter, ShardingSphereJDBCScalingDataSourceConfiguration.class);
            }
            throw new UnsupportedOperationException("Unsupported Data Source Type:" + type);
        }
    }
}
